23766061728 has 24 divisors (see below), whose sum is σ = 62385912288. Its totient is φ = 7922020544.

The previous prime is 23766061723. The next prime is 23766061733. The reversal of 23766061728 is 82716066732.

It is an interprime number because it is at equal distance from previous prime (23766061723) and next prime (23766061733).

It is a tau number, because it is divible by the number of its divisors (24).

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (23766061721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123781476 + ... + 123781667.

It is an arithmetic number, because the mean of its divisors is an integer number (2599413012).

Almost surely, 2^23766061728 is an apocalyptic number.

It is an amenable number.

23766061728 is an abundant number, since it is smaller than the sum of its proper divisors (38619850560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23766061728 is a wasteful number, since it uses less digits than its factorization.

23766061728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247563156 (or 247563148 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 48.

The spelling of 23766061728 in words is "twenty-three billion, seven hundred sixty-six million, sixty-one thousand, seven hundred twenty-eight".